here is code for rtmpdump
Code:
rtmpdump -r "rtmp://aljazeeraflashlivefs.fplive.net:1935/aljazeeraflashlive-live" -a "aljazeeraflashlive-live?videoId=1066347278001&lineUpId=&pubId=665001584001&playerId=897709209001&affiliateId=" -f "WIN 11,3,300,257" -W "http://admin.brightcove.com/viewer/us20120705.1016/federatedVideoUI/BrightcovePlayer.swf" -p "http://www.aljazeera.net/livestreaming/pages" --live -y "aljazeera_ara_high?videoId=1066347278001&lineUpId=&pubId=665001584001&playerId=897709209001&affiliateId=" -o aljazeera_ara_high.flv